Comments on the combination of equipment for head protection with respiratory protective devices

Mandatory sign head protection
Mandatory sign respiratory protective devices

An abrasive blasting helmet must not only supply breathing air, but must also offer protection to the head, eyes, face, neck and shoulders (DGUV Regel 112-190 (to date: BGR/GUV-R 190) governing the use of respiratory protective equipment, December 2011, Sections 3.2.10.1.3 and A 1.4.1.3.3 at www.dguv.de/fb-psa, in German)